^The term "flange" was originally used to denote a group of baboons in a Not the Nine O'Clock News comedy sketch entitled "Gerald the Intelligent Gorilla" where it was used for comic effect. It has since been used in the scientific literature for a collection of baboons.

^Castrated male cattle are steers in the United States, or bullocks in the United Kingdom. Oxen are draft animals that are (if male) usually castrated but not necessarily. A young cow that has not given birth is a heifer. See Cattle for more names. Cows is often used informally to refer to cattle in general.